B2455

Fig. 23 Code B2455: Solenoid Valve Front Right, Faulty:

Symptom
ABS waring lamp lit, ABS inoperative.

Condition
The fault code is recorded when the ignition is turned on and the control module carries our a connection test on the solenoid valves. The main relay is briefly activated twice and then breaks again. The pilot lamp goes out for a short time before remaining lit.

Action
1. Raise the car, and check the solenoid valve of the front left wheel with ISAT command "VALVE TEST FL" on the "ACTIVATE" menu.
- If the test shows "TEST OK", go to item 3, if not, continue with the next item.

2. Remove the cover of the control module. UnPlug the 6-pin connector of the solenoid valve from the control module.

NOTE: The connector is firmly seated.

- Measure the resistance in the coil of the solenoid valve by measuring on pins 3 and 4 of the connector.
- The resistance must be approx. 0.7 to 1.7 Ohms.
- If the resistance is incorrect, replace the hydraulic unit.
- If the resistance is correct, continue with the next item.

3. Clear the fault, test-drive the car and check whether the fault codes re-appears. IF so, Test Procedure Prior to ECM Replacement for further action.